Title:
High density recorder utilizing low tape speed
United States Patent 3197575
Inventors:
Eckstein, Emil L.
Publication Date:
07/27/1965
Export Citation:
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Assignee:
Eckstein, Emil L.
Primary Class:
360/84
Other Classes:
226/87, G9B/5.178, G9B/15.022
International Classes:
G11B5/53; G11B15/00; G11B15/06; G11B15/18
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US Patent References:
3047673Rotatable magnetic systems for transforming audio currents
2977423Rotatable electromagnetic transducers
2903521Band expansion recorder
2539837Rotating magnetic reproducer
Foreign References:
SE159639A